2904820

素因数分解:

$2^2\times 5^1\times {\mathrm{61}}^1\times {\mathrm{2381}}^1$

素因数の和:2451

約数の個数: 24

約数和(自身を含む): 6202728

約数和(自身を除く): 3297908

約数列:

[1, 2, 4, 5, 10, 20, 61, 122, 244, 305, 610, 1220, 2381, 4762, 9524, 11905, 23810, 47620, 145241, 290482, 580964, 726205, 1452410, 2904820]

約数ペア:

[(1, 2904820), (2, 1452410), (4, 726205), (5, 580964), (10, 290482), (20, 145241), (61, 47620), (122, 23810), (244, 11905), (305, 9524), (610, 4762), (1220, 2381)]